triode

noun
tri·​ode | \ ˈtrī-ˌōd How to pronounce triode (audio) \

Definition of triode

: an electron tube with an anode, a cathode, and a controlling grid

First Known Use of triode

1919, in the meaning defined above

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The first known use of triode was in 1919

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Cite this Entry

“Triode.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/triode. Accessed 1 Oct. 2020.

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Britannica.com: Encyclopedia article about triode

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